W&J Instrument CO., LTD.

Precautions for use of explosion-proof electronic platform scales Explosion-proof electronic platform scale supplied from  Electronic Platform Scale Manufacturer ,is in common use on the basis of electronic weighing device, to take voltage reduction, current limit, isolation, sealing and cable communication and other technical measures, eliminate or block the weighing device in the electrical line may produce the detonation source (electrical spark, electrostatic spark, high temperature... Thus, the electronic platform scale can work safely and reliably in the corresponding dangerous area. Precautions for using explosion-proof electronic platform scale: 1, the electronic platform is used to perceive the external gravity by the weighing sensor, and then transmit the converted electrical signal to the electronic circuit. Do not overexert yourself when weighing, especially for small scales. Please handle and put the items gently so as not to damage the sensor. 2, to time to c...

How to calibrate and install 1/10000 scale?Shared by  Precision Balance Manufacturer . 1. Ensure stable, vibration-free placement and as horizontal as possible. 2. Avoid direct sunlight, strong temperature changes and air convection. It should be placed in a secure corner of the room and protected from airflow from doors, Windows, heat sinks or air conditioning vents. 3. Adjust the horizontal foot so that the bubbles in the horizontal bubble are in the center position. Note: the blisters need to be readjust every time the balance moves. 4. When the balance is switched on, the display will display "OFF". 5. Press "ON/OFF" button, the balance will display all symbols and punctuation and then enter the self-test. After passing, it will display "0.0000g", that is, it will pass the self-test and enter the weighing working state. Note: the accurate results must be weighed by class I balance, and the balance must be electrified and preheated for ...

Usage precautions of electronic balance for testing moisture shares by  Electronic Balance for sale China . Electronic balance moisture test note: fast portable electromagnetic moisture sensor, must be calibrated before use, the test sample to guarantee a certain thickness, can meet the needs of electromagnetic penetration, and try to avoid the interference of electric and magnetic field, to control the temperature and humidity of the test environment: the oven test method to use the precision for the balance of 0.001 grams, general is one of the more common for the photoelectric analytical balance or dedicated electronic balance. Sampling must be dispersed in different locations, the total amount of about 50 grams, oven temperature of 100-105 degrees. In addition, to correctly grasp the constant weight of the sample, how to calculate the paper sample to reach the constant weight? In general, the mass difference between two adjacent measurements is less than 0.0002 g, which is c...

The verification index value of the balance 1. The calibrated dividing value =10 times the accuracy, for example, the calibrated dividing value of a balance with a precision of 0.01g is 0.1g. Therefore, as long as the error within 0.1g is normal, it meets the measurement standard. 2. As the balance is a precision instrument, it is better to turn on the heat engine for 30 minutes before use, so that the value is more accurate. That's all for the sharing,and our factory  supply Precision Balance  ,if you have any demand,welcome to purchase our products!

The following   electronic balance supplier China  summarizes several common unstable weighing results of electronic balance: (1) the sample water content increases or loses The sample may be volatile or absorb water, which may cause the actual mass of the sample to increase or decrease. In this case, our general solution is to use a small vessel. In this way, the moisture in the sample is not easy to evaporate, making the weighing result more accurate. (2) electrostatic phenomena of samples and containers Static electricity may also cause unstable weighing of electronic balance. Materials with high insulation (such as most glass or plastic weighing containers) are easy to be electrostatized. At this time, we can consider using metal containers. Make the repeatability of weighing better. (3) magnetization of samples and containers The magnetization of both the sample and the container may mislead the balance into thinking that the force it is subjected to is ...

Notes for purchasing electronic scales online: 1, can not covet cheap, choose lower than the cost of electronic scale manufacturers Now the  electronic scale  product market has been more and more, the price is almost can not sell, but if the manufacturers sell electronic scale than the physical store is much cheaper, then we should be careful to consider, because such products are often manufacturers go quantity, rather than hope to get long-term customers. Such products tend to have the most problems because most of the internal parts are refurbished and the casing is new. This way people will not notice, but after a period of time found that the parts damaged, a lot of problems. When you go to contact the manufacturer, he will not repair you because of one or two scales. Choose a businessman to need to pass deliberate consideration on the network so, want to compare from many sided, find a suitable oneself manufacturer, no matter be on quality or after service, should ...

How can an electronic balance be used to improve its accuracy? Electronic precision balance Manufacturer  is an electronic balance with high precision in electronic balance, with built-in high-precision weighing sensor, so its accuracy and sensitivity have been improved, and it is widely used in the quantitative analysis work in laboratories, research institutes and other places. We all know that the electronic precision balance is the use of electromagnetic force balance principle to realize weighing, although the measurement precision and sensitivity than the traditional mechanical precision balance, but because of this day easy affected by the outside temperature, electromagnetic environment, etc, so we have to pay attention to some details, when using in this way can we improve the weighing accuracy. Precautions for use of precision balance: 1. Fully preheat before use, generally more than 30 minutes. The higher the accuracy of the balance, the longer the preheat time. ...

Electronic Balance Weighing Unstable Solution(part 1) Lab Electronic Balance  generally USES strain sensor, capacitive sensor, electromagnetic sensor. Strain sensor, simple structure, low cost, but limited precision, currently can not do very high precision; Capacitive sensors have high weighing speed and high cost performance, but they cannot achieve high accuracy. An electronic balance using an electromagnetic sensor. It is characterized by accurate and reliable weighing, quick and clear display, automatic detection system, simple automatic calibration device and overload protection device. The precision of electronic balance makes it easy for us to have various faults in use. The most common problem we encounter is often the instability of the weighing results. Is it the electronic balance? How should we judge these problems, how should we carry on the electronic balance breakdown to solve? The following  Analytical Balance Supplier  summarizes several common un...

Electronic Balance Weighing Unstable Solution(part 2) Following shared by  Lab Electronic Balance Manufacturer . (3) magnetization of samples and containers The magnetization of both the sample and the container may mislead the balance into thinking that the force it is subjected to is due to the gravity of the sample. Therefore, we often need to do demagnetization operation when using iron ware. (4) position of the balance The placement of the balance is very important. The best place for us to place the electronic balance is in one corner of the house, while the room is better with only one hole and the door closed when we use it. Zanwei brand electronic analytical balance is generally equipped with a windshield, but if there is a wind blowing, or the shaking of the laboratory table, will make the electronic balance reading unstable. The correct position of the balance is equivalent to half of the breakdown of the electronic balance. (5) sample and container temperat...

Precision Balance  refers to the balance of electromagnetic force to balance the gravity of the object. Precision balance in the purchase,  what matters should pay attention to when use and maintenance? 1. When choosing, it is necessary to consider the accuracy level, especially whether the absolute accuracy meets the accuracy requirements of weighing, rather than the relative accuracy. 2. When purchasing, please consider whether the maximum weighing meets the requirements of the range. 3. The precision balance shall be calibrated when it is used for the first time. At the same time, when the precision balance is stored for a long time, the position moves and the environment changes, it also needs to be calibrated.                                    4. The precision of precision balance will not be affected by long-term weighing, but the premise is that it must be within the ...

Instructions for proper use of wireless electronic hook scales Following shared from  Precision Balance supplier . 1. First check the balance body transmitter antenna, hook lifting ring of the insurance pin is installed, and then charge the balance body host battery in the balance body, plug in the power plug; 2. Press the instrument startup button and display the weight signal to indicate the normal reception. If the abnormal reception only shows the date and time, please ask the dealer and the manufacturer. 3. In order to ensure the accuracy of measurement, the scale body should be preheated for 10 minutes with power on, and the instrument display should be set to zero before hanging on the object for weighing; 4. When weighing objects without tare, ensure that the current tare weight of the meter is set to 0kg, where the relation is: net weight = gross weight - tare weight;                           ...

There are many factors to consider when we design and use an electronic balance such as the  Lab Electronic Balance , the most important of which is the stability of the balance, the sensitivity of the balance, the correctness of the balance and the invariability of the value of the balance. The so-called stability is the stability of the balance precision; The sensitivity refers to the reaction speed of the balance reading. In this aspect, electronic balance has higher sensitivity than mechanical balance. Correctness is the accuracy of its readings; The invariance refers to the stability of the balance reading, namely the floating range of the balance reading. The smaller the floating range, the better the invariance. Here is a detailed look at the four indicators. 1. Stability of the balance The stability of the balance is the ability of the balance to automatically return to its initial equilibrium position after being disturbed. For electronic balance, its balance position...

As a high-tech enterprise,  Analytical Balance Supplier  timely participates in the relevant meetings of the weighing equipment association, timely attention to the latest standards of the weighing equipment association, is now the weighing equipment association to convey the use of electronic balance of the three key points to share with you: 1. Preheat in advance. Electronic balance before use usually requires preheating, and preheating time tend to balance each different, generally speaking, balance of accuracy degree is higher, the preheating time is long, can according to the requirements of the instruction manual for preheating scales and, when necessary, can prolong preheating time (usually the environment temperature is lower, preheat the longer). In fact, many users are usually on - the - fly days, this is not guaranteed balance measurement performance. Therefore, the preheating of electronic balance is the key to the accuracy.           ...

1. There are many components on the main circuit board of electronic scale, and many faults may be caused by components from  Precision Balance Supplier  pin disconnection/collision and component burnout. Therefore, in the electronic balance failure, can first intuitively through seeing, hearing, smell, touch and other senses on the circuit board inspection. In addition, this method is also effective for some mechanical faults. 2. Through the electronic balance circuit component pin working voltage measurement and normal value comparison, the voltage value is too large, it is caused by the abnormal components. 3. Through a part of the circuit short circuit, and then use oscilloscope or multimeter test results to determine the fault point. 4. The fault point can be determined by disconnecting a part of the circuit and then measuring the resistance, voltage and current with a multimeter.                        ...